<template>
	<div>
		<!--面包屑导航区域-->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>
		<!--卡片视图区域-->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
						<el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddPage">添加商品</el-button>
				</el-col>
			</el-row>
			<!--table表格区域-->
			<el-table :data="goodsList" border stripe>
				<el-table-column type="index"></el-table-column>
				<el-table-column label="商品名称" prop="goods_name"></el-table-column>
				<el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
				<el-table-column label="商品重量" prop="goods_weight"  width="70px"></el-table-column>
				<el-table-column label="创建时间" prop="add_time"  width="140px">
					<template slot-scope="scope">
						{{scope.row.add_time | dataFormat}}
					</template>
				</el-table-column>
				<el-table-column label="操作"  width="130px">
					<template slot-scope="scope">
						<el-button type="primary" size="mini" icon="el-icon-edit"></el-button>
						<el-button type="danger" size="mini" icon="el-icon-delete" @click="deteleGoods(scope.row.goods_id)"></el-button>
					</template>
				</el-table-column>
			</el-table>
			<!--分页区域-->
			<el-pagination
		      @size-change="handleSizeChange"
		      @current-change="handleCurrentChange"
		      :current-page="queryInfo.pagenum"
		      :page-sizes="[10, 20, 30, 40]"
		      :page-size="queryInfo.pagesize"
		      layout="total, sizes, prev, pager, next, jumper"
		      :total="total" background>
		    </el-pagination>
		</el-card>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				queryInfo: {
					query: "",
					pagenum: 1,
					pagesize: 10
				},
				//商品列表
				goodsList:[],
//				总数居条数
				total:0
			}
		},
		created() {
			this.getGoodsList();
		},
		methods: {
			//			获取商品列表
			async getGoodsList() {
				const {
					data: res
				} = await this.$http.get("goods", {
					params: this.queryInfo
				});
				if(res.meta.status !== 200) {
					return this.$message.error("获取商品列表失败！")
				}
//				this.$message.success("获取商品列表成功！")
				this.goodsList=res.data.goods;
				this.total=res.data.total;
			},
			handleSizeChange(newSize){
				this.queryInfo.pagesize=newSize;
				this.getGoodsList();
			},
			handleCurrentChange(newPage){
				this.queryInfo.pagenum=newPage;
				this.getGoodsList();
			},
			async deteleGoods(id){
				//弹框询问用户是否删除数据
				const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
					confirmButtonText: '确定',
					cancelButtonText: '取消',
					type: 'warning'
				}).catch(err => err)
				if(confirmResult !== "confirm") {
					return this.$message.info("已取消删除！")
				}
				const {data: res} = await this.$http.delete("goods/" + id);
				if(res.meta.status !== 200) {
					return this.$message.error("删除商品失败！");
				}
				this.$message.success("删除商品成功！");
				this.getGoodsList();
			},
			goAddPage(){
				this.$router.push("/goods/add")
			}
		}
	}
</script>

<style lang="less" scoped>

</style>